.isFixed {
  position: fixed;
  top: 0;
  z-index: 500;
  min-width: 1280px;
}
.header {
  height: 48px;
  line-height: 48px;
  margin: 0 auto;
  width: 100%;
  min-width: 1280px;
  position: relative;
  z-index: 4;
}
.header .header-wrap {
  width: 100%;
  z-index: 4;
  background: #fff;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-flow: row nowrap;
  flex-flow: row nowrap;
  -ms-flex-pack: justify;
  justify-content: space-between;
  transition: box-shadow .4s ease;
}
.header-left>li {
  float: left;
}
.header .logo {
  margin-left: 8px;
  display: inline-block;
  vertical-align: top;
  margin-top: 8px;
  width: 104px;
  height: 32px;
  background-image: url();
  background-size: 100% 100%;
  background-repeat: no-repeat;
}
.header-left>li .search-wrap {
  width: 260px;
  margin-left: 68px;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: start;
  justify-content: flex-start;
  -ms-flex-align: center;
  align-items: center;
  height: 48px;
  margin-top: 0;
  text-align: left;
}
.header-left>li .search-wrap .search-val {
  box-sizing: border-box;
  width: 230px;
  height: 30px;
  line-height: 30px;
  vertical-align: middle;
  border: 1px solid #eee;
  border-right: 0;
  outline: 0;
  padding: 0 10px;
}
.header-left>li .search-wrap .search-btn {
  width: 26px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  background: #fff;
  outline: 0;
  cursor: pointer;
  border: 1px solid #e5e5e5;
  border-left: 0;
  padding: 0;
}
.header-left>li .search-wrap .search-btn .el-icon-search {
  font-size: 18px;
}
.header-right {
  float: right;
  margin-right: 20px;
}
.header-right>li {
  float: left;
  position: relative;
  height: 48px;
  padding: 0 10px;
  transition: .5s;
}
.header-right>li>a {
  position: relative;
  display: inline-block;
  line-height: 20px;
  height: 20px;
  vertical-align: baseline;
  color: rgba(0,0,0,.5);
  font-size: 14px;
}
.header-right>li .column-line, .header-right>li.line .lines {
  vertical-align: middle;
  display: inline-block;
  height: 12px;
  width: 1px;
}
.header-right>li .column-line {
  box-sizing: border-box;
  border-left: 1px solid rgba(0,0,0,.5);
  line-height: 20px;
}
.header-right>li .custom-menu-wrap {
  display: none;
  -ms-flex-flow: column nowrap;
  flex-flow: column nowrap;
  position: absolute;
  border: 1px solid #e5e5e5;
  background: #fff;
  padding: 2px 1px;
  left: 50%;
  margin-left: -57px;
}
.header-right>li .custom-menu-wrap>li>a {
  display: block;
  width: 110px;
  text-align: center;
  height: 32px;
  line-height: 32px;
  transition: all .1s;
}
.header-right>li .custom-menu-wrap>li>a:hover {
  color: #fff;
  background-color: #32b3f7;
}
.btn, .g-arrow-down {
  display: inline-block;
  vertical-align: middle;
}
.header-right>li:hover .custom-menu-wrap {
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: -ms-flexbox;
  display: flex;
}
.header-right>li .custom-menu-wrap:after, .header-right>li .custom-menu-wrap:before {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-color: transparent transparent #fff;
  border-style: solid;
  border-width: 4px;
  left: 50%;
}
.header-right>li .custom-menu-wrap:before {
  border-width: 5px;
  border-color: transparent transparent #e5e5e5;
  margin-left: -3px;
  top: 0;
  margin-top: -10px;
}
.header-right>li .custom-menu-wrap:after {
  top: 0;
  margin-left: -2px;
  margin-top: -8px;
}
.header-right>li.f12, .header-right>li>a.f12 {
  font-size: 12px;
}